Add test fontset to img resources.
Add all subtitles to processed images.
Align titles and taglines properly. Update imagecache to handle multiple scale factors.
Update text generation to support multiple font families.
Add Font class for handling text layout font properties.
Add line break logic for breaking long taglines.
Update TextBreaker to support balanced lines.
Increment version code. Add version name for tagging releases.
Merge branch 'issue#6_img_manipulation'